If you are under 5'7" then you will want to look into commercial/print agencies. The height range is from 5'5"-5'7". Any shorter and you will be looking into petite modeling, which does not have a demand or market so you will have a more difficult time finding a modeling agency with a petite division.
It is best if you submit your child's photos directly to local modeling agencies that represent child models. It is their opinion that matters and will ultimately start your child's career. You can use the Internet to look for child modeling agencies in your city or state.
Seven Inches!!
Yes, Seven inches is long
Seven meters = about 276 inches.
Perfection
seven
seven feet are 84 inches, so 90 inches are seven feet, six inches (7'6")
3 feet plus seven inches is equal to 3 feet 7 inches.
84 inches.
42 inches
Seven
one foot & seven inches